What is CVE-2017-15317?A high-severity flaw in Ar120-S, explained.
CVE-2017-15317 is a high-severity flaw (CVSS 7.5) in Ar120-S from Huawei, published on 22 December 2017. It is not on the list of flaws known to be exploited today. The latest forecast puts its chance of use in the next 30 days at 1.3%. If you run an affected version, plan in the vendor’s fix.
Published 22 December 2017. Record last updated 20 April 2025. We keep this page's data up to date.
What is CVE-2017-15317? In plain terms.
It can be attacked from anywhere on the internet without logging in, and nobody has to click anything. If it works, the attacker can take it offline.
AR120-S V200R006C10, V200R007C00, V200R008C20, V200R008C30; AR1200 V200R006C10, V200R006C13, V200R007C00, V200R007C01, V200R007C02, V200R008C20, V200R008C30; AR1200-S V200R006C10, V200R007C00, V200R008C20, V200R008C30; AR150 V200R006C10, V200R007C00, V200R007C01, V200R007C02, V200R008C20, V200R008C30; AR150-S V200R006C10, V200R007C00, V200R008C20, V200R008C30; AR160 V200R006C10, V200R006C12, V200R007C00, V200R007C01, V200R007C02, V200R008C20, V200R008C30; AR200 V200R006C10, V200R007C00, V200R007C01, V200R008C20, V200R008C30; AR200-S V200R006C10, V200R007C00, V200R008C20, V200R008C30; AR2200 V200R006C10, V200R006C13, V200R006C16, V200R007C00, V200R007C01, V200R007C02, V200R008C20, V200R008C30; AR2200-S V200R006C10, V200R007C00, V200R008C20, V200R008C30; AR3200 V200R006C10, V200R006C11, V200R007C00, V200R007C01, V200R007C02, V200R008C00, V200R008C10, V200R008C20, V200R008C30; AR510 V200R006C10, V200R006C12, V200R006C13, V200R006C15, V200R006C16, V200R006C17, V200R007C00, V200R008C20, V200R008C30; SRG1300 V200R006C10, V200R007C00, V200R007C02, V200R008C20, V200R008C30; SRG2300 V200R006C10, V200R007C00, V200R007C02, V200R008C20, V200R008C30; SRG3300 V200R006C10, V200R007C00, V200R008C20, V200R008C30 have an input validation vulnerability in Huawei multiple products. Due to the insufficient input validation, an unauthenticated, remote attacker may craft a malformed Stream Control Transmission Protocol (SCTP) packet and send it to the device, causing the device to read out of bounds and restart.
What kind of flaw is it?
- CWE-125Out-of-bounds Read
How an attack on it works
Read straight from its severity rating, translated out of the shorthand.
- Where an attacker can beAnywhere on the internet
- How hard it is to pull offEasy: no special conditions
- Login needed firstNo login needed
- Does someone have to clickNo, nobody has to do anything
- What an attacker getsCan take it offline
Severity vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Is CVE-2017-15317 being exploited? Not that we know of.
It is not on the list of flaws known to be exploited today. The latest forecast puts the chance of it being used in the next 30 days at 1.3%. That can change at any time, which is why we keep watching.
Timeline
- Published
- Record last updated
CVE-2017-15317 scores 48. Action: Plan remediation.
We keep the score of every published flaw up to date as the evidence changes. Four things go into the score, and evidence that criminals are actually using it counts most. In order:
- Evidence it is being exploitedBiggest factor
- How severe it isStrong factor
- How widely exposed it isSmaller factor
- Threat activity around itSmaller factor
85 and above is Critical. Anything confirmed as exploited is always marked for an emergency patch, whatever its score.
When CVE-2017-15317 matches software you track, it lands in your list with its score and the reasons behind it.
See your own ranked list →Who is affected by CVE-2017-15317? 30 products.
The published record lists 30 products from 1 vendor. If you run one of these, check your version, then go to the fix below.
- Hardware
Ar120-S
by Huawei
Affected versionsversion not specified - Operating system
Ar3200 Firmware
by Huawei
Affected versionsv200r006c10v200r006c11v200r007c00v200r007c01v200r007c02v200r008c00 - Operating system
Ar510 Firmware
by Huawei
Affected versionsv200r006c10v200r006c12v200r006c13v200r006c15v200r006c16v200r006c17 - Operating system
Ar2200 Firmware
by Huawei
Affected versionsv200r006c10v200r006c13v200r006c16v200r007c00v200r007c01v200r007c02 - Operating system
Ar1200 Firmware
by Huawei
Affected versionsv200r006c10v200r006c13v200r007c00v200r007c01v200r007c02v200r008c20 - Operating system
Ar160 Firmware
by Huawei
Affected versionsv200r006c10v200r006c12v200r007c00v200r007c01v200r007c02v200r008c20 - Operating system
Ar150 Firmware
by Huawei
Affected versionsv200r006c10v200r007c00v200r007c01v200r007c02v200r008c20v200r008c30 - Operating system
Ar200 Firmware
by Huawei
Affected versionsv200r006c10v200r007c00v200r007c01v200r008c20v200r008c30 - Operating system
Srg1300 Firmware
by Huawei
Affected versionsv200r006c10v200r007c00v200r007c02v200r008c20v200r008c30
How do I fix CVE-2017-15317? Four steps.
- Check whether you run itCompare your versions with the affected products above. Not sure what you run? Precursor Intelligence can work it out from your public website, or you can pick it from a list.
- Apply the vendor’s fixInstall the update named in the vendor’s advisory. We’ve put the advisory first in the list.
- If you can’t patch todayFollow any mitigation the vendor publishes, and limit who can reach the affected system from the internet until the update is in.
- Keep an eye on itTrack the product and we tell you as soon as we spot this flaw on the list of exploited flaws, or a jump in its exploit likelihood.
References
1 linkDoes CVE-2017-15317 affect you? We'll keep checking.
Looking flaws up one at a time doesn't scale. Tell us what you run once, and we tell you which flaws matter to you, in what order, and keep watching for new ones.
- Tell us what you runPick your software from a list, or let us work it out from your website.
- We match it to every flawOver 400,000 published flaws, checked against your list.
- Ranked by real-world riskA 0 to 100 score, led by evidence criminals are using it.
- Told as soon as we knowAn alert by email, in the app or by webhook to your own tools.
Free plan, no card needed. Nothing to install.
1 new flaw affects software Acme tracks
AR120-S V200R006C10, V200R007C00, V200R008C20, V200R008C30; AR1200 V200R006C10, V200R006C13, V200R007C00, V200R007C01, V200R007C02, V200R008C20, V200R008C30;...
- Matched to
- Ar120-S on Acme's software list
- What to do
- Plan in the vendor’s update
Sent to the alert recipients Acme chose. Also in the app and to Acme's webhook.
CVE-2017-15317 is a high-severity flaw in Ar120-S from Huawei, published on 22 December 2017. It can be attacked from anywhere on the internet without logging in, and nobody has to click anything. If it works, the attacker can take it offline.
It scores 7.5 out of 10 on the CVSS severity scale, which is high. Our risk score for CVE-2017-15317 is 48 out of 100, which is Medium. Its action is "Plan remediation". No sign of exploitation and a low forecast. Patch it in your normal update cycle.
It is not on the list of flaws known to be exploited today. The latest forecast puts the chance of it being used in the next 30 days at 1.3%. That can change at any time, which is why we keep watching.
For Ar120-S from Huawei: version not specified. The record lists 30 products in all, each with its versions, under "Who is affected" on this page.
Install the update the vendor names in its advisory, linked first under "How do I fix" on this page. If you can't patch today, follow the vendor's mitigation and limit who can reach the affected system from the internet.